<div class="loading_container">
  <div class="load_img" [ngStyle]="{'backgroundPositionY': -(positionY%7)*2.5 + 'rem'}">
  </div>
  <svg class="load_ellipse" xmlns="http://www.w3.org/2000/svg" version="1.1">
    <ellipse cx="26" cy="10" rx="26" ry="10" style="fill:#ddd;stroke:none;"></ellipse>
  </svg>
</div>